ELECTRIC

MITSUBISHI

M65845AFP

PRELIMINARY

Notice

; This

is not

a final

specification.

some

parametric

limits

are

subject

to change.

MITSUBISHI SOUND PROCESSOR ICs

(

/ 15 )

DIGITAL ECHO WITH MICROPHONE MIXING CIRCUIT

14

COMPATIBILITY WITH M65845FP

As mentioned above, the M65845AFP can be replaced with the M65845FP

without changing the board.

*2: The M65845AFP is different from the M65845FP a part of the components

marked with a circle.

*1: The components marked with a circle are required for the M65845FP, not for

the M65845AFP.

Note

Units Resistance :

Ω

Capacitance:F

<APPLICATION EXAMPLE IN USE M65845FP>

1

2

3

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36

22

MIC1

MIC2

VCC

Lout

Rout

Lin

Rin

VCC

VCC

MIC

SW

Feed Back

MICIN

ALC1

MIC1OUT

MIC1VOLIN

MIC1NFIN

MIC2IN

ALC2

MIC2NFIN

MIC2OUT

MIC2VOLIN

MICOUT

LPF1IN

LPF1OUT

ADINTIN

ADINTOUT

ADCONT

REF

GND

VCFIL

VCC

DACONT

DAINTIN

LPF2OUT

LPF2IN

ECHO

RLINEIN

LLINEIN

DAINTOUT

RLINEOUT

LLINEOUT

MICECHO

MICSW

CLOCK

AUDSW1

AUDSW2

VALC

5k

0.22µ

4.7µ

0.33µ

2.2k

150k

200p

0.1µ

5k

0.22µ

4.7µ

0.33µ

2.2k

200p

150k

0.1µ

0.027µ

15k

10k

2700p

15k

0.068µ

30

0.22µ

47µ

0.15µ

0.01µ

51k

24k

2.2µ

2.2µ

1µ

1µ

0.1µ

0.047µ

3k

15k

0.068µ

0.027µ

10k

15k

2700p

0.22µ

0.1µ

100µ

D2

D1

39k

0.15µ

30k

0.1µ

30k

Ω

0.1µ

30k

Ω

0.1µ

30k

Ω

100p

*2

*1

*1

*1

*1

*1

*1

*1

*1

*2

*2

OUT

VOLIN

*2

*2

*2

*2

*2

*2

*2

*2

*2

*2

*2